Q1

Which nutrient is mainly needed for growth and repair of body tissues?

A: Protein B: Water C: Fibre D: Sugar

Q2

Which action is most effective in helping to prevent the spread of germs?

A: Sharing drinking cups B: Washing hands with soap C: Leaving food uncovered D: Coughing without covering the mouth

Q3

What is likely to happen to frogs if the number of grasshoppers in their habitat decreases greatly?

A: The frog population may decrease. B: The frogs will begin making their own food. C: The frog population will always double. D: The frogs will stop needing food.

Q4

Which organ is mainly responsible for taking oxygen into the body?

A: Lungs B: Heart C: Brain D: Liver

Q5

Which organ pumps blood around the human body?

A: Lung B: Heart C: Stomach D: Kidney

Q6

Which organism is the producer in the food chain Grass → Grasshopper → Frog → Snake?

A: Snake B: Frog C: Grasshopper D: Grass

Q7

Which substance in green leaves absorbs sunlight for photosynthesis?

A: Chlorophyll B: Oxygen C: Starch D: Protein

Q8

Which part of a plant absorbs water and minerals from the soil?

A: Flower B: Leaf C: Root D: Fruit

Q9

Which gas do green plants take in from the air during photosynthesis?

A: Oxygen B: Carbon dioxide C: Nitrogen D: Water vapour

Q10

Why does a person's heart beat faster during exercise?

A: To stop the muscles from moving B: To cool the bones C: To send more oxygen-rich blood to working muscles D: To prevent the lungs from taking in air

PEP Science